Since its founding in 1980, WAH HING has been expanding steadily over the years to become one of the top transformer manufacturers in Hong Kong. Presently, the head office occupies 1, 400 sq. meters in Kwun Tong and is staffed with 25 members. Our main production base is DONGGUAN WAHHING, a wholly owned subsidiary. It occupies a total gross floor area of 40, 000 sq. meters and has a workforce of 1, 300. The monthly production capacity is 4 million 1994, Wah Hing achieved certification to ISO9001. In 2002, our Dongguan main factory was also granted for the ISO14001 certificate. Wah Hing is proved to meet the highly demanding international quality standard, and to be a reliable supplier of high quality products.With regards to safety standards, our products have obtained global approvals like UL/CUL, ETL, VDE, TUV/GS, EMC, FCC, CE , CCC, etc. New approvals are continuously adding to our files. Dongguan Wahhing Electrical Appliance Co.,ltd is also experienced to meet the requirements of other safety authorities.With more than 26 years of experience in all stage of product development, marketing, engineering design, production & quality control, Wah Hing received an award in 100% customer satisfaction. Under our corporate spirit of â??Pioneer, Innovate, Quality & Efficiencyâ??, we honor to be the approved supplier in the following worldwide famous customers: Environmental Department responsible for incoming material RoHS inspection, RoHS testing machine necessary for ensure the incoming & outgoing finished products keep in RoHS compliance condition.The Life-expectancy tests laboratory is set up for conducting product reliability, stability & life expectancy tests which is essential for product analysis (Our lab has been officially recognized by UL since Q3 of 2003).Full Devotionthat we persist, once we design & produce for you.Supreme Qualitythat we insist, hence we can secure your faith in us.